Figure 7From: Endothelial [Ca2+]i is an integrating signal for the vascular tone in rat aortaeThe dose-response curves of (a) ACh and (b) ionomycin on EC [Ca2+]i (●) elevation and corresponding vasodilatation (○) of PE pre-contracted aortic en face preparation pre-treated with 2 × 10-5 mol/L (solid lines) or 4 × 10-5 mol/L (dash lines) BAPTA-AM. (n = 5)Back to article page